| Inns | HS |
| 253-4 | 80 | Japan v Mongolia | Sano Cricket Ground, Sano | 2024 |
| 232-5 | 80 | Japan v Mongolia | Sano Cricket Ground, Sano | 2024 |
| 223-7 | 64 | Japan v Mongolia | Sano Cricket Ground, Sano | 2024 |
| 217-7 | 69 | Japan v Mongolia | Sano Cricket Ground, Sano | 2024 |
| 216-3 | 86* | Japan v Mongolia | Sano Cricket Ground, Sano | 2024 |
| 215-3 | 78 | Japan v Singapore | Terdthai Cricket Ground, Bangkok | 2023/24 |
| 199-5 | 72 | Japan v Mongolia | Sano Cricket Ground, Sano | 2024 |
| 185-8 | 37 | Japan v Hong Kong | Mission Road Ground, Hong Kong | 2023/24 |
| 179-4 | 81 | Japan v Indonesia | Sano Cricket Ground, Sano | 2022/23 |
| 179-5 | 78 | Japan v Hong Kong | Mission Road Ground, Hong Kong | 2023/24 |
| 173-2 | 85* | Japan v Indonesia | Yeonhui Cricket Ground, Incheon | 2024/25 |
| 166-7 | 60 | Japan v Philippines | Amini Park, Port Moresby | 2023 |
| 166-6 | 74 | Japan v Thailand | Terdthai Cricket Ground, Bangkok | 2023/24 |
| 155-7 | 74 | Japan v South Korea | Yeonhui Cricket Ground, Incheon | 2024/25 |
| 150-8 | 26 | Japan v Maldives | Terdthai Cricket Ground, Bangkok | 2023/24 |
| 143-7 | 44 | Japan v Indonesia | Sano Cricket Ground, Sano | 2022/23 |
| 143 | 31 | Japan v China | Mission Road Ground, Hong Kong | 2023/24 |
| 142-8 | 35 | Japan v Singapore | Terdthai Cricket Ground, Bangkok | 2023/24 |
| 139-8 | 60 | Japan v Cook Islands | Sano Cricket Ground, Sano | 2025 |
| 136 | 44 | Japan v Vanuatu | Amini Park, Port Moresby | 2023 |
| 131 | 65 | Japan v Vanuatu | Amini Park, Port Moresby | 2023 |
| 128 | 25 | Japan v Hong Kong | Mission Road Ground, Hong Kong | 2023/24 |
| 127-9 | 41 | Japan v Philippines | Amini Park, Port Moresby | 2023 |
| 127 | 60 | Japan v Hong Kong | Zhejiang University of Technology Cricket Field, Hangzhou | 2023 |
| 126-7 | 35 | Japan v Cambodia | Zhejiang University of Technology Cricket Field, Hangzhou | 2023 |
| 121-4 | 57 | Japan v Indonesia | Yeonhui Cricket Ground, Incheon | 2024/25 |
| 121-7 | 38 | Japan v Philippines | Yeonhui Cricket Ground, Incheon | 2024/25 |
| 110-9 | 24 | Japan v Thailand | Sano Cricket Ground, Sano | 2025 |
| 109-6 | 37 | Japan v Philippines | Yeonhui Cricket Ground, Incheon | 2024/25 |
| 107-8 | 50 | Japan v Cook Islands | Sano Cricket Ground, Sano | 2025 |
